Function cuvsHnswExtendParamsCreate 

pub unsafe extern "C" fn cuvsHnswExtendParamsCreate(
    params: *mut cuvsHnswExtendParams_t,
) -> cuvsError_t

@brief Allocate HNSW extend params, and populate with default values

@param[in] params cuvsHnswExtendParams_t to allocate @return cuvsError_t